Question

(2,61-4x):0,03+4,6=90 уравнение

Answer 1

(2,61-4х):0,03+4,6=90
(2,61-4х):0,03=90-4,6
(2,61-4х):0,03=85,4
2,61-4х=85,4×0,03
2,61-4х=2,562
4х=2,61-2,562
4х=0,048
х=0,048:4
х=0,012